Park in the car park of a mini-mart and a fast-food outlet on Rue des Voies Vaches.
(S/E) Opposite the mini-market, head right and climb a flight of steps leading to a street; turn left here and follow it for a few metres. Then turn right onto Rue du Terrier Rouge. At the end of this street, continue along the path that extends it until you reach a T-junction.
(1) Turn left towards an aerial. A little further on, turn right. Ignore the turn-offs to the right and follow the path to the left.
(2) At the fork immediately ahead, turn right towards the south, heading towards the high-voltage power lines. Ignore a path branching off to the left.
(3) At the crossroads, head diagonally left and, at the next junction, turn right, then ignore a path branching off to the right.
(4) At the next junction, continue straight ahead. Walk past the Rolleboise cemetery, ignoring all side paths until you pass a gourmet restaurant.
(5) At the next three-way junction, follow the central lane (marked by a yellow sign on a 40 km/h speed limit sign). Pass close to the leisure centre.
(6) Cross the D113 (there is a pedestrian crossing a few metres to the left) and take the Chemin du Grand Voyer until you reach a T-junction.
(7) At the viewpoint (marked by a cross), turn left onto Rue Vieille Côte. Turn right immediately behind a metal sculpture, then cross the Route des Crêtes and take Chemin Rural No. 11 (wooden sign). Continue along thisPR® path, heading north-north-east, until you reach the D124, which you should cross to the right with care.
(8) Turn immediately left. Continue along this path, ignoring all side tracks, until you reach the D37.
(9) Cross it carefully and head to the right. A little further on, cross a junction and take the lane opposite, Rue du Chante Coucou. Cross Chemin de la Vallée, then cross Chemin des Vignes à Monsieur by first turning right then left, and walk along the left-hand side of the Stade Jean-Pierre Bauve. At the junction, go straight ahead. At the T-junction, first turn right then left at the corner of a cemetery and follow a path marked in yellow which leads to the banks of the Seine.
(10) Turn left and walk along the river on your right. Ignore a turn-off on the left (marker 17) and continue along the banks of the Seine.
(11) A little further on, at the first house, leave the main path and head right, keeping as close to the river as possible. Walk past several sports fields on your left.
(12) At a junction, just after a stone bench, cross a small ditch and continue along the Seine.
(13) At the next junction, turn left. Continue straight on, ignoring all side roads, until you reach a T-junction (opposite a shopping centre).
(14) Head right onto Rue du Général de Gaulle, then cross the D113 at the pedestrian crossing. Turn onto Rue des Voies Vaches and take the first left to quickly return to the start (S/E).

Did you hear the cuckoo clock during your snack break? Did you have any change on you?!